Deep learning-based face detection and recognition

Technical overview of face recognition pipeline and 68-point facial landmark localization using dlib and OpenCV, with a Python example for detection, ROI extraction, and visualization.

Car Touchscreen Unresponsive: Troubleshooting Tips

Troubleshoot unresponsive vehicle touchscreen: restart, clean, check power, recalibrate, update firmware or apps, and contact a service center if needed.

Face Recognition Uses and Applications Across Sectors

Overview of face recognition: identity verification (1:1/1:N) in finance, public security, social security and airports, and technical challenges like lighting, pose, occlusion.

How Motion-Sensing Lights Detect Human Presence

Technical overview of pyroelectric sensor-based PIR motion-sensing lights, detailing Fresnel lens optics, detection principle, sensor materials, installation and key usage factors.

Touch Key Design Essentials

Practical capacitive touch PCB design guidelines and AiP8F32XX MCU recommendations: routing, TouchPad sizing, Cadj selection, grounding, and layout tips for engineers.

Fujitsu PalmSecure Palm-Vein Authentication

Technical overview of palm-vein recognition and Fujitsu PalmSecure: sensor features, F Pro specs and integration for biometric authentication.

TVS Diode Causing Power-On Short in Industrial Touchscreen

Incident report on an industrial touch screen where a failed TVS diode caused a power short; troubleshooting, diode role, selection guidelines, and transient protection advice.

Three Methods for Fingerprint Recognition

Technical overview of under-display fingerprint recognition methods: optical, ultrasonic, and capacitive; compares implementations, production maturity, and development trends.

Touch Sensor Switch Design Using Touch ICs

Technical comparison of touch switch wiring: single-live vs live-and-neutral, power limits (≈800W vs ≈2500W), installation considerations and combined-switch selection guidance.

ATH Ring System for Immersive Virtual Social Interaction

ATH ring integrating vibration and thermal haptic feedback with multimodal finger sensing for low-power VR interaction and remote perception in metaverse applications.

Face Fusion with Deep Learning: Technical Analysis

Practical engineer's guide to face fusion using Delaunay triangulation, affine transforms and seamless cloning, covering landmark workflows and triangle-based warping.

Face Recognition on Raspberry Pi Using OpenCV

Build a Raspberry Pi face recognition system with OpenCV: trainer and real-time recognizer using Haar cascade detection, LBPH training, and YML model storage.

Biometric Authentication Solutions

Technical overview of biometric identification technologies, hardware, and algorithms, covering face recognition, fingerprint sensors, pattern-recognition chips, and market trends.

Gesture Sensing with ams TMG4903 Optical Module

Overview of non-contact gesture recognition for wearables, comparing the ams TMG4903 optical sensing module and a low-cost breakout board for prototyping.

Gesture-Based Interfaces Beyond Multi-Touch

Guide to electric-field sensing for touchless 3D gesture recognition using Microchip's MGC3030 (GestIC): sensor design, electrodes, and implementation tips.

Build a Face Recognition System with ESP32-CAM

Guide to building an ESP32-CAM face recognition security camera: hardware overview, wiring and FTDI programming, Arduino IDE setup, CameraWebServer code and web UI steps.

Fingerprint Recognition in Smart Door Locks

Overview of fingerprint recognition methods - capacitive, optical, ultrasonic - covering sensing principles, pros/cons, robustness to contamination and anti-spoofing tradeoffs.

Using Zhongying Touch Module

Zhongying MCU capacitive touch with external capacitor C: capacitor selection, reference schematics, PCB layout recommendations, supply filtering, and STouch debugging.

Single-point, Point, and Multi-touch: Key Differences

Technical overview of multi-touch systems covering sensor types, full-position sensing, gesture recognition, architectures, and real-world applications.

Balancing Sensitivity and Range in Haptic Sensor Interfaces

Cross-scale biomimetic haptic interface using methylcellulose-CNT composite and peel-transfer fabrication achieves 8 Pa sensitivity and 180 kPa pressure-sensing range.